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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS638963
Kind Code:
Y2
Application Number:
JP13742980U
Publication Date:
March 17, 1988
Filing Date:
September 26, 1980
Export Citation:
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International Classes:
G11B7/085; G05B21/02; G11B7/08; G11B21/02; H04N5/85; (IPC1-7): G05B21/02; H04N5/85